Time Difference Between Portsmouth Heights and London
London is 5 hours ahead Portsmouth Heights.
United States
Portsmouth Heights
America/New_York · UTC-4
United Kingdom
London
Europe/London · UTC+1
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Portsmouth Heights and London.
Portsmouth Heights
9:00 AM
London
2:00 PM
Portsmouth Heights
10:00 AM
London
3:00 PM
Portsmouth Heights
11:00 AM
London
4:00 PM
Portsmouth Heights
12:00 PM
London
5:00 PM
Portsmouth Heights to London — 24-Hour Conversion
Each row shows the equivalent local time in London for an hour in Portsmouth Heights. Working-hours rows (9–18) are highlighted.
| Portsmouth Heights | London | Match |
|---|---|---|
| Off hours | ||
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| Workday in London | ||
| Workday in London | ||
| Workday in London | ||
| Workday in London | ||
| Workday in London | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Workday in Portsmouth Heights | ||
| Workday in Portsmouth Heights | ||
| Workday in Portsmouth Heights | ||
| Workday in Portsmouth Heights | ||
| Workday in Portsmouth Heights | ||
| Off hours | ||
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours |
Frequently Asked Questions
What is the time difference between Portsmouth Heights and London?
London, United Kingdom (UTC+1) is 5 hours ahead Portsmouth Heights, United States (UTC-4).
What is the best time to schedule a meeting between Portsmouth Heights and London?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Portsmouth Heights and London?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Portsmouth Heights, what time is it in London?
Use the conversion table on this page — every hour in Portsmouth Heights is mapped to its equivalent local time in London, including day shift markers when the date differs.